/Engine/Source/Runtime/MeshDescription/Public/MeshDescription.h
Returns reference to an array of triangle IDs connected to this edge
[TArrayView](API\Runtime\Core\Containers\TArrayView)< const [FTriangleID](API\Runtime\MeshDescription\FTriangleID) > GetEdgeConnectedTriangleIDs ( const [FEdgeID](API\Runtime\MeshDescription\FEdgeID) EdgeID ) const